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SoGLDepthBufferElement.h
00001 #ifndef COIN_SOGLDEPTHBUFFERELEMENT_H
00002 #define COIN_SOGLDEPTHBUFFERELEMENT_H
00003 
00004 /**************************************************************************\
00005  *
00006  *  This file is part of the Coin 3D visualization library.
00007  *  Copyright (C) by Kongsberg Oil & Gas Technologies.
00008  *
00009  *  This library is free software; you can redistribute it and/or
00010  *  modify it under the terms of the GNU General Public License
00011  *  ("GPL") version 2 as published by the Free Software Foundation.
00012  *  See the file LICENSE.GPL at the root directory of this source
00013  *  distribution for additional information about the GNU GPL.
00014  *
00015  *  For using Coin with software that can not be combined with the GNU
00016  *  GPL, and for taking advantage of the additional benefits of our
00017  *  support services, please contact Kongsberg Oil & Gas Technologies
00018  *  about acquiring a Coin Professional Edition License.
00019  *
00020  *  See http://www.coin3d.org/ for more information.
00021  *
00022  *  Kongsberg Oil & Gas Technologies, Bygdoy Alle 5, 0257 Oslo, NORWAY.
00023  *  http://www.sim.no/  sales@sim.no  coin-support@coin3d.org
00024  *
00025 \**************************************************************************/
00026 
00027 #include <Inventor/elements/SoDepthBufferElement.h>
00028 
00029 class COIN_DLL_API SoGLDepthBufferElement : public SoDepthBufferElement {
00030   typedef SoDepthBufferElement inherited;
00031   SO_ELEMENT_HEADER(SoGLDepthBufferElement);
00032 
00033 public:
00034   static void initClass(void);
00035 
00036   virtual void init(SoState * state);
00037   virtual void push(SoState * state);
00038   virtual void pop(SoState * state, const SoElement * prevTopElement);
00039 
00040 protected:
00041   virtual ~SoGLDepthBufferElement();
00042 
00043   virtual void setElt(SbBool test, SbBool write,
00044                       DepthWriteFunction function, SbVec2f range);
00045 
00046 private:
00047   void updategl(void) const;
00048 
00049 }; // SoGLDepthBufferElement
00050 
00051 #endif // !COIN_SOGLDEPTHBUFFERELEMENT_H

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